IMAGE_CODE_REDIS_EXPIRES=300
SMS_CODE_REDIS_EXPIRES=300
NEWS_RANK_MAX_NEWS=10
NEWS_LIST_MAX_NEWS=10
QINIU_DOMIN_PREFIX = "http://ozcxm6oo6.bkt.clouddn.com/"
COLLECTION_PER_PAGE=10
ADMIN_USERS_PERMAX=10
ADMIN_NEWS_PERMAX=10
FOLLOWED_USER_PERMAX=4
USER_NEWS_LIST_PERMAX=5